Module: ActionView::Helpers::ActiveRecordHelper

Defined in:
lib/brtraducao/action_view_portuguese.rb

Instance Method Summary collapse

Instance Method Details

#error_messages_for(*params) ⇒ Object

Traduz as mensagens de erro do ActiveRecord



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# File 'lib/brtraducao/action_view_portuguese.rb', line 3

def error_messages_for(*params)
  options = params.last.is_a?(Hash) ? params.pop.symbolize_keys : {}
  objects = params.collect { |object_name| instance_variable_get('@'+object_name.to_s()) }
  objects.compact!
  count   = objects.inject(0) {|sum, object| sum + object.errors.count }
  unless count.zero?
    html = {}
    [:id, :class].each do |key|
      if options.include?(key)
        value = options[key]
        html[key] = value unless value.blank?
      else
        html[key] = 'errorExplanation'
      end
    end
    options[:header_message] ||= "#{pluralize(count, 'erro')} para #{(options[:object_name] || params.first).to_s.gsub('_', ' ')}"
    error_messages = objects.map { |object| object.errors.full_messages.map {|msg| content_tag(:li, msg) } }
    content_tag(:div,
      content_tag(options[:header_tag] || :h2, options[:header_message]) <<
        content_tag(:p, 'Foram detectados os seguintes erros:') <<
        content_tag(:ul, error_messages),
      html
    )
  else
    ''
  end
end